/*
 * Copia Segura
 * Copyright (C) 2026 Fabio Britez
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */

/*
 * styles.css - Styles specific to the tool (index.html).
 * The shared foundations live in base.css, loaded before this file.
 */

/* ---------- header ---------- */

.header {
  position: relative;
  text-align: center;
  margin: 0.5rem 0 1.25rem;
}

/* ---------- cover ----------
 *
 * Full on step 1, collapsed to a compact bar from step 2 on: once the user is
 * editing, the canvas needs the vertical space more than the branding does.
 */

.brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  padding: 1.6rem 0 0.4rem;
}

.brand-mark {
  width: 3.1rem;
  height: 3.1rem;
  flex: none;
  filter: drop-shadow(0 3px 8px rgba(29, 78, 216, 0.28));
}

.header h1 {
  font-size: 1.9rem;
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.05;
  color: var(--text);
}

.brand-tagline {
  font-size: 0.98rem;
  line-height: 1.5;
  color: var(--text-muted);
  max-width: 26rem;
}

.brand-points {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem 1.1rem;
  list-style: none;
  margin-top: 0.2rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.brand-points li {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

/* Checkmark drawn in CSS so the list stays plain text in the markup. The
   rotation makes the glyph wider than its layout box, hence the margin. */
.brand-points li::before {
  content: "";
  width: 0.4rem;
  height: 0.7rem;
  margin-right: 0.28rem;
  border: solid var(--green-text);
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg) translateY(-0.06rem);
}

/* Collapsed state, from step 2 on. */
body.working .brand {
  flex-direction: row;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.2rem 0 0;
}

body.working .brand-mark {
  width: 1.5rem;
  height: 1.5rem;
  filter: none;
}

body.working .header h1 {
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

body.working .brand-tagline,
body.working .brand-points {
  display: none;
}

@media (max-width: 420px) {
  .brand {
    padding-top: 1rem;
  }

  .header h1 {
    font-size: 1.6rem;
  }

  .brand-tagline {
    font-size: 0.92rem;
  }
}

/* Discreet link under the upload zone. */
.aside-link {
  margin-top: 1.1rem;
  text-align: center;
  font-size: 0.88rem;
}

.aside-link a {
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1px;
}

.aside-link a:hover {
  color: var(--blue-text);
  border-bottom-color: var(--blue-light);
}

#steps {
  display: flex;
  justify-content: center;
  gap: 0.25rem;
  margin-top: 1rem;
  list-style: none;
  flex-wrap: wrap;
}

#steps li {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  padding: 0.2rem 0.5rem;
  border-radius: 99px;
}

#steps .num {
  display: grid;
  place-items: center;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  background: var(--border);
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.75rem;
  flex: none;
}

#steps li.done .num {
  background: var(--blue-light);
  font-size: 0;           /* hides the number and leaves only the tick */
}

#steps li.done .num::after {
  content: "✓";
  color: #fff;
  font-size: 0.8rem;
}

#steps li.active {
  background: rgba(59, 130, 246, 0.14);
  color: var(--blue-text);
  font-weight: 600;
}

#steps li.active .num {
  background: var(--blue);
  color: #fff;
}

/* On small screens only the current step name is shown: the five full names
   do not fit and wrapped the line. */
@media (max-width: 560px) {
  #steps li:not(.active) .step-name {
    display: none;
  }
}

/* ---------- structure ---------- */

main {
  width: 100%;
  max-width: 46rem;
  margin: 0 auto;
  flex: 1;
}

.step {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  margin-bottom: 1rem;
}

.step h2 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.help {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.9rem;
}

.success {
  color: var(--green-text);
  font-size: 0.9rem;
  margin: 0.5rem 0;
}

/* ---------- upload ---------- */

.upload-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  border: 2px dashed var(--blue-light);
  border-radius: var(--radius);
  padding: 2.2rem 1rem;
  text-align: center;
  cursor: pointer;
  color: var(--blue-text);
  transition: background 0.2s, border-color 0.2s;
}

.upload-zone small {
  color: var(--text-muted);
}

.upload-zone:hover,
.upload-zone:focus-visible,
.upload-zone.dragover {
  background: rgba(59, 130, 246, 0.07);
  border-color: var(--blue);
  outline: none;
}

/* ---------- templates ---------- */

.template-list {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 0.9rem;
}

.template-card {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.65rem 0.8rem;
  cursor: pointer;
}

.template-card:has(input:checked) {
  border-color: var(--blue);
  background: rgba(59, 130, 246, 0.07);
}

.template-card input {
  margin-top: 0.25rem;
  accent-color: var(--blue);
}

.template-card span {
  display: flex;
  flex-direction: column;
}

.template-card small {
  color: var(--text-muted);
}

/* ---------- canvas ---------- */

/* Slot that main.js moves the canvas into on each step. No margin of its
   own: the spacing comes from .canvas-area. */
.canvas-slot {
  display: contents;
}

.canvas-area {
  background: var(--panel-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 0.75rem;
  margin-bottom: 1rem;
  display: flex;
  justify-content: center;
}

#canvas,
#finalCanvas {
  border-radius: 6px;
  touch-action: none; /* dragging on the image must not scroll the page */
  max-width: 100%;
}

/* ---------- what-to-cover guide ---------- */

.guide-intro {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 0.6rem;
}

.guide-heading {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 1rem;
  margin-bottom: 0.1rem;
}

.guide-heading.cover {
  color: var(--red-text);
}

.guide-heading.keep {
  color: var(--green-text);
}

.guide {
  border: 1px solid var(--border);
  background: var(--panel-subtle);
  border-radius: var(--radius);
  padding: 0.6rem 0.9rem;
  margin-bottom: 0.9rem;
  font-size: 0.9rem;
}

.guide summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--blue-text);
}

.guide-list {
  list-style: none;
  display: grid;
  gap: 0.55rem;
  margin-top: 0.7rem;
}

.guide-list li {
  display: flex;
  flex-direction: column;
  border-left: 3px solid var(--border);
  padding-left: 0.65rem;
}

.guide-list li.critical {
  border-left-color: var(--red);
}

.guide-list li.critical strong::after {
  content: " · imprescindible";
  color: var(--red-text);
  font-weight: 600;
  font-size: 0.78rem;
}

#keepList li {
  border-left-color: var(--green);
}

.guide-list span {
  color: var(--text-muted);
}

/* ---------- marked zones ---------- */

.zone-list {
  list-style: none;
  display: grid;
  gap: 0.4rem;
  margin-bottom: 0.9rem;
}

.zone-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem 0.6rem;
  font-size: 0.92rem;
}

.zone-item label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.zone-item input {
  accent-color: var(--red);
}

.zone-item .remove {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  cursor: pointer;
  padding: 0.15rem 0.4rem;
  border-radius: 6px;
}

.zone-item .remove:hover {
  background: #fef2f2;
  color: var(--red);
}

.zone-empty {
  color: var(--text-muted);
  font-size: 0.9rem;
  padding: 0.4rem 0.2rem;
}

.fill-options {
  padding: 0.5rem 0;
  font-size: 0.92rem;
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.fill-options legend {
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 0 0.35rem;
}

.fill-options label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
}

.download-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
  margin-bottom: 0.9rem;
}

/* ---------- form ---------- */

.form {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 0.9rem;
}

.form label {
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: -0.35rem;
}

.form input[type="text"] {
  font: inherit;
  font-weight: 400;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel-subtle);
  color: var(--text);
  transition: border-color 0.15s;
}

.form input[type="text"]::placeholder {
  color: var(--text-muted);
  opacity: 0.75;
}

.form input[type="text"]:focus {
  outline: 2px solid var(--blue-light);
  border-color: transparent;
}

.form input[type="range"] {
  accent-color: var(--blue);
}

.code {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.code output,
.code strong {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color: var(--text);
  letter-spacing: 0.06em;
}

/* ---------- buttons ---------- */

.button-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 0.6rem;
}

.button-row.main {
  justify-content: space-between;
  margin-top: 1rem;
  margin-bottom: 0;
}

button {
  font: inherit;
  font-weight: 600;
  border: none;
  border-radius: 10px;
  padding: 0.6rem 1.1rem;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.primary {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-light) 100%);
  color: #fff;
}

.primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(29, 78, 216, 0.35);
}

.secondary {
  background: var(--panel-subtle);
  color: var(--text);
  border: 1px solid var(--border);
}

.secondary:hover:not(:disabled) {
  border-color: var(--blue-light);
  color: var(--blue-text);
}

.tertiary {
  background: none;
  color: var(--text-muted);
}

.tertiary:hover {
  color: var(--text);
}

.danger {
  background: var(--red);
  color: #fff;
}

.danger:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(220, 38, 38, 0.35);
}

/* ---------- key item, always visible ---------- */

.key-note {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  background: rgba(220, 38, 38, 0.07);
  border-left: 4px solid var(--red);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 0.7rem 0.9rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.key-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--red-text);
}

/* ---------- zones header + counter ---------- */

.zones-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.zones-header h3 {
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.counter {
  display: grid;
  place-items: center;
  min-width: 1.6rem;
  height: 1.6rem;
  padding: 0 0.4rem;
  border-radius: 99px;
  background: var(--red);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
}

.counter.zero {
  background: var(--border);
  color: var(--text-muted);
}

/* ---------- advanced options disclosure ---------- */

.advanced {
  border: 1px solid var(--border);
  background: var(--panel-subtle);
  border-radius: var(--radius);
  padding: 0.55rem 0.9rem;
  margin-bottom: 0.9rem;
  font-size: 0.9rem;
}

.advanced summary {
  cursor: pointer;
  color: var(--text-muted);
}

.advanced summary:hover {
  color: var(--text);
}

.help-minor {
  font-size: 0.83rem;
  color: var(--text-muted);
  margin-top: 0.4rem;
}

/* ---------- download options ---------- */

.download-options {
  display: grid;
  gap: 0.9rem;
  margin-bottom: 0.9rem;
}

.group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 1.1rem;
  border: 1px solid var(--border);
  background: var(--panel-subtle);
  border-radius: var(--radius);
  padding: 0.6rem 0.9rem;
  font-size: 0.92rem;
}

.group-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  width: 100%;
}

.group label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
}

.group input {
  accent-color: var(--blue);
}

/* ---------- floating notice ---------- */

.notice {
  position: fixed;
  left: 50%;
  bottom: 1.25rem;
  transform: translateX(-50%);
  z-index: 30;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  width: min(34rem, calc(100vw - 2rem));
  background: #7f1d1d;
  color: #fff;
  border-radius: var(--radius);
  padding: 0.8rem 1rem;
  font-size: 0.9rem;
  line-height: 1.45;
  box-shadow: var(--shadow-lg);
  animation: notice-in 0.2s ease-out;
}

@keyframes notice-in {
  from { opacity: 0; transform: translate(-50%, 0.6rem); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}

@media (prefers-reduced-motion: reduce) {
  .notice { animation: none; }
}

.notice-close {
  background: none;
  border: none;
  color: #fff;
  opacity: 0.75;
  font-size: 0.9rem;
  padding: 0.1rem 0.3rem;
  cursor: pointer;
  flex: none;
}

.notice-close:hover {
  opacity: 1;
}

.button-row.centered {
  justify-content: center;
  margin-top: 0.75rem;
}

/* ---------- per-step header ----------
 *
 * Each step gets its own icon and colour, so it is obvious at a glance which
 * step you are on and what can be done there.
 */

.step-header {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--border);
}

.step-header svg {
  width: 2.1rem;
  height: 2.1rem;
  flex: none;
  padding: 0.4rem;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
}

.step-header h2 {
  font-size: 1.15rem;
  margin-bottom: 0.1rem;
}

.step-goal {
  font-size: 0.87rem;
  color: var(--text-muted);
}

/* One colour per step, to tell them apart at a glance. */
.step          { --accent: var(--blue-text);  --accent-soft: rgba(59, 130, 246, 0.14); }
.step.hide     { --accent: var(--red-text);   --accent-soft: rgba(220, 38, 38, 0.13); }
.step.mark     { --accent: var(--violet);     --accent-soft: rgba(124, 58, 237, 0.15); }
.step.download { --accent: var(--green-text); --accent-soft: rgba(21, 128, 61, 0.14); }

.step.hide .step-header { border-bottom-color: rgba(220, 38, 38, 0.25); }

/* Highlighted secondary button: the main action of a step that also offers
   other actions. */
.featured {
  border-color: var(--blue-text) !important;
  color: var(--blue-text);
  font-weight: 700;
}

/* In the framing step the cursor signals that corners can be grabbed. */
.frame #canvas {
  cursor: grab;
}

.frame #canvas:active {
  cursor: grabbing;
}

.hide #canvas {
  cursor: crosshair;
}